The more residual income you can build, the better off you’ll be. In fact, it’s said that the average millionaire has 7 different streams of income. By creating passive income streams that generate money while you sleep, you’ll build wealth faster and diversify the ways you’re able to make money – which helps protect you from the loss of any one individual income stream.

Between 1996–1997, Hotmail was one of the first internet businesses to become extremely successful utilizing viral marketing techniques by inserting the tagline "Get your free e-mail at Hotmail" at the bottom of every e-mail sent out by its users. Hotmail was able to sign up 12 million users in 18 months.[67] At the time, this was historically the fastest growth of any user based media company.[68] By the time Hotmail reached 66 million users, the company was establishing 270,000 new accounts each day.[68]

Writing a book is an incredibly challenging task, and one that can take years to complete. Once the book is written and published, it doesn’t take any effort to maintain – unless you revised it down the road due to a change in your field. The risk is that no one downloads or buys your book, but there is considerable upside if you manage to find a following. There are a number of places to publish books online these days like Amazon.

The Internet makes it possible for a campaign to go viral very fast; it can, so to speak, make a brand famous overnight. However, the Internet and social media technologies themselves do not make a brand viral; they just enable people to share content to other people faster. Therefore, it is generally agreed that a campaign must typically follow a certain set of guidelines in order to potentially be successful:

The reason to make use or virality, the ease in spreading and sharing, is however a double-edged sword. We cannot forget that in this type of campaign, a large part of the control falls into the hands of the users, and we risk the message being misinterpreted or parodied. On the other hand, a successful viral campaign can work miracles for your brand’s results.